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| (R) SD2932 RF POWER TRANSISTORS HF/VHF/UHF N-CHANNEL MOSFETs PRELIMINARY DATA GOLD METALLIZATION EXCELLENT THERMAL STABILITY COMMON SOURCE CONFIGURATION, PUSH-PULL POUT = 300W MIN. WITH 15 dB GAIN @175 MHz DESCRIPTION The SD2932 is a gold metallized N-Channel MOS field-effect RF power transistor. The SD2932 is intended for use in 50V dc large signal applications up to 250 MHz M244 epoxy sealed ORDER CODE BRANDING SD2932 TSD2932 PIN CONNECTION 1. Drain 2. Gate ABSOLUTE MAXIMUM RATINGS (Tcase = 25 oC) Symbol V (BR)DSS V DGR V GS ID P DI SS Tj T STG Parameter Drain Source Voltage Drain-Gate Voltage (R GS = 1M) Gate-Source Voltage Drain Current Power Dissipation Max. O perating Junction Temperature Storage Temperature Value 125 125 20 40 500 +200 -65 to 150 3. Source Uni t V V V A W o o C C THERMAL DATA R th (j-c) R th(c -s) Junction-Case Thermal Resistance Case Heatsink Thermal Resistance 0.35 0.12 o o C/W C/W Determined using a flat aluminum or copper heatsink with thermal compound applied (Dow Corning 340 or equivalent). March 2000 1/13 SD2932 ELECTRICAL SPECIFICATION (Tcase = 25 oC) STATIC (per section) Symb ol V (BR)DSS I DSS I GSS V GS(Q) V DS(on) gfs C ISS C OSS C RSS V GS = 0 V V GS = 0 V V GS = 20 V V DS = 10 V V GS = 10V V DS = 10V V GS = 0V V GS = 0V V GS = 0V Parameter I DS = 100 mA V DS = 50 V V DS = 0 V I D = 250 mA ID = 10 A ID = 5 A V DS = 50 V V DS = 50 V V DS = 50 V f = 1 MHz f = 1 MHz f = 1 MHz 5 480 190 18 2 Min. 125 5 5 5 3 Typ . Max. Un it V mA A V V mho pF pF pF REF.7163911A DYNAMIC Symb ol P OUT G PS D f = 175 MHz f = 175 MHz f = 175 MHz Parameter V DD = 50 V V DD = 50 V V DD = 50 V I DQ = 500 mA P out = 300 W P out = 300 W P out = 300 W IDQ = 500 mA IDQ = 500 mA IDQ = 500 mA Min. 300 15 50 5:1 16 60 Typ . Max. Un it W dB % VSW R Load f = 175 MHz V DD = 50 V Mismatch All Phase Angles IMPEDANCE DATA FREQ . 175 MHz Z IN () 0.92 - j 0.14 Z DL () 3.17 + j 4.34 Measured Gate to Gate and Drain to Drain, respectively. 2/13 SD2932 Maximum Thermal Resistance vs Case Temperature 0.42 DC Safe Operating Area 100 0.4 Ids, DRAIN CURRENT (A) Rth(j-c) (C/W) 0.38 10 (1) 0.36 1 0.34 25 30 35 40 45 50 55 60 65 70 75 80 85 1 10 100 1000 Vds, DRAIN SOURCE VOLTAGE (V) (1) Current in this area may be limited by RDS(on) Two sides, each section equally loaded Tc, Case Temperature (C) Capacitance vs Drain-Source Voltage 10000 Drain Current vs Gate Voltage 20 ID, DRAIN CURRENT (A) T=-20 C Vds=10 V C, CAPACITANCE (pF) 15 T=+25 C 1000 Ciss Coss 10 T=+80 C 100 Crss 5 10 0 10 20 30 40 50 0 2 2.5 3 3.5 4 4.5 5 5.5 6 VDS, DRAIN-SOURCE VOLTAGE (V) VGS, GATE-SOURCE VOLTAGE (V) Gate Voltage vs Case Temperature VGS, GATE-SOURCE VOLTAGE (NORMALIZED) 1.15 1.1 Id=10 A Id=9 A Id=5 A Id=7 A 1.05 Id=11 A 1 0.95 Id=4 A 0.9 Id=2 A Id=.1 A Id=1 A 0.85 Id=.25 A 0.8 -25 0 25 50 75 100 Tcase, CASE TEMPERATURE (C) 3/13 SD2932 TYPICAL PERFORMANCE (175 MHz) Output Power vs Input Power 500 Output Power vs Input Power 600 T=-20 C Pout, OUTPUT POWER (W) Pout, OUTPUT POWER (W) 400 Vdd=50 V 500 400 T=+25 C 300 Vdd=40 V T=+80 C 300 200 100 0 Vdd=50V Idq=2 x 250mA F=175Mhz 200 Vdd=50V Idq=2 x 250mA F=175Mhz 100 0 0 2 4 6 8 10 12 14 16 18 20 22 0 2 4 6 8 10 12 14 16 18 20 22 Pin, INPUT POWER (W) Pin, INPUT POWER(W) Power Gain vs. Output Power Efficiency vs. Output Power 17 80 70 Gp, POWER GAIN (dB) 16 Nc, EFFICIENCY (%) 15 14 13 12 11 10 0 100 200 300 400 500 Vdd=50V Idq=2 x 250mA F=175Mhz 60 50 40 30 20 10 0 100 200 300 400 500 Vdd=50V Idq=2 x 250mA F=175Mhz Pout, OUTPUT POWER (W) Pout, OUTPUT POWER (W) Output Power vs Supply Voltage 450 Pout,OUTPUT POWER (W) 400 350 300 Pin=7.8 W Idq=2 x 250mA F=175Mhz Pin=15.6 W Output Power vs Gate Voltage 400 T=+25 C Pout, OUTPUT POWER (W) 300 T=-20 C T=+80 C 200 250 200 150 100 24 26 28 30 32 34 36 38 40 42 44 46 48 50 Pin=3.9 W 100 Vdd=50V Idq=2 x 250mA F=175Mhz 0 -3 -2 -1 0 1 2 3 Vdd,DRAIN VOLTAGE (V) VGS, GATE_SOURCE VOLTAG E (V) 4/13 SD2932 175 MHz Test Circuit Schematic (Production Test Circuit) REF. 1022256B 5/13 SD2932 175 MHz Test Circuit Component Part List Component R1/R2 R3/R4 R5/R6 R7/R8 R9/R10 C1/C4 C2/C7/C8 C17/C19 C20/C21 C3 C5 C6 C9/C10 C11-C12 C13 C14-C15 C24-C25 C16-C18 C22-C23 C26 C27 C28 B1 B2 T1 Part Number CR2412-1W-471JB CR2512-1W-471JB RS 2B 534 - 1 -1 - 203 ATC130B681KP50X ATC200B103MW50X Vendor VENKEL DALE VENKEL DALE Description 470 Ohm 1 W, Surface Mount Chip Resistor 360 Ohm 0.5 W, Carbon Comp. Axial Lead Resistor or Equiv. 470 Ohm 1 W, Surface Mount Chip Resistor 560 Ohm 2 W, Resistor Two Turn Wire Air-Wound Axial Lead Resistor SPECTROL 20 KOhm 3.09 W, 10 Turn Wirewound Precision Potentiometer ATC 680 pF ATC 130B Surface Mount Ceramic Chip Capacitor ATC 10000 pF ATC 200B Surface Mount Ceramic Chip Capacitor ATC200B122MW50X ATC100B750KP500X 406 ATC100B470KP500X ATC100B430KP500X ATC700B122MW50X ATC700B471MP200X GRM43-4X7R104K500 C1812X7R501-103KNE GRM43-4X7R-104K500 SME63T10RM ATC ATC ARCO ATC ATC ATC ATC MURATA VENKEL MURATA MARCON 10000 pF ATC 200B Surface Mount Ceramic Chip Capacitor 75 pF ATC 100B Surface Mount Ceramic Chip Capacitor ST40 25 pF -115pF Miniature Variable Trimmer 47 pF ATC 100B Surface Mount Ceramic Chip Capacitor 43 pF ATC 100B Surface Mount Ceramic Chip Capacitor 1200 pF ATC 700B Surface Mount Ceramic Chip Capacitor 470 pF ATC 700B Surface Mount Ceramic Chip Capacitor 0.1 F / 500V Surface Mount Ceramic Chip Capacitor 0.01 F/ 500V Surface Mount Ceramic Chip Capacitor 0.01 F / 500V Surface Mount Ceramic Chip Capacitor 10 F / 63 V Aluminum Electrolytic Axial Lead Capacitor 50 Ohm RG316, O.D. 0.076[1.93] L=11.80[299.72] Flexible Coaxial Cable 4 Turns thru Fair-rite Bead 50 Ohm RG-142B O.D 0.165[4.19] L=11.80[299.72] Flexible Coaxial Cable R.F. Transformer 4:1, 25 Ohm RG316-25, O.D 0.080[2.03] L=5.90[149.86] Flexible Coaxial Cable 2 Turns Thru Fair-rite Multi-aperture Core R.F. Transformer 1:4, 25 Ohm Semi-rigid Coaxial Cable O.D. 0.141[3.58] L=5.90[149.86] Inductor 1/4 Wave 50 Ohm O.D. 0.165[4.19] L=11.80[299.72] Flexible Coaxial Cable 2 Turns Thru Fair-rite Bead Shield Bead Multi-aperture Core Multilayer Ferrite Chip Bead (Surface Mount) Surface Mount Emi Shield Bead Shield Bead Multi-aperture Core Woven Glass Reinforced PTFE Microwave Laminate 0.06", 1oz EDCu, Both sides, r = 2.55 83242 BELDEN T2 L1 FB1 FB2 FB3 FB4 FB5 FB6 PCB UT141-25 83242 2643665802 2843009902 2518068007 2743021447 2643801002 2843010402 G0600M1016QA MICRO COAX BELDEN FAIR-RITE CORP FAIR-RITE CORP FAIR-RITE CORP FAIR-RITE CORP FAIR-RITE CORP FAIR-RITE CORP ROGERS CORP 6/13 SD2932 175 MHz Test Circuit Photomaster 175 MHz Text Fixture 7/13 SD2932 TYPICAL BROADBAND DATA (175 - 230 MHz) Input Power vs Frequency 12 Power Gain vs Frequency 18 Pin , INPUT POWER (W) Gp , POWER GAIN (dB) 10 8 6 Vdd = 50V Idq = 300 mA Pout = 250W 17 16 15 14 13 12 160 Vdd = 50V Idq = 300 m A Pout = 25 0W 4 2 160 170 180 190 200 210 220 230 240 170 180 190 200 210 220 230 240 FREQUENCY (MHz) FREQUENCY (MHz) Efficiency vs Frequency Nd , DRAIN EFFICIENCY (%) 80 Return Loss vs Frequency 0 RTL , RETURN LOSS (dB) 75 70 65 60 55 50 45 160 Vdd = 50V Idq = 300 m A Pout = 25 0W -2 -4 -6 -8 -10 -12 -14 -16 160 170 180 190 200 210 Vdd = 50V Idq = 300 m A Pout = 25 0W 170 180 190 200 210 220 230 240 220 230 240 FREQUENCY (MHz) FREQUENCY (MHz) 1 dB Compression Point vs Frequency P1dB , 1dB COMPRESSION (W) 350 325 Vdd = 50V Idq = 300 mA 300 275 250 160 170 180 190 200 210 220 230 240 FREQUENCY (MHz) 8/13 SD2932 175 - 230 MHz Circuit Layout (Engineering Fixture) 175 -230 MHz Circuit Layout Component Part List PCB T1 T2 / T3 T4 / T5 C1 C2 / C3 C4 C5 C6 / C11 C7 C8 / C9 / C13 C10 C12 C14 R1 / R3 R2 R4 R5 R6 D1 L1 L2 L3 L4 L5 1/32" Woven Fiberglass 0.030 Cu, 2 sides, er = 4.8 50 Ohm Flexible Coax Cable OD 0.06", 3" Long. Ferrite Core NEOSIDE 9:1 Transformer, 16.5 Ohm Flexible Coax Cable 0.1", 3 Long 4:1 Transformer, 25 Ohm Flexible Coax Cable OD 0.06", 5" Long 8.2 pF Ceramic Cap 100 pF Chip Cap 2 - 18 pF Chip Cap 47 pF Ceramic Cap 47 nF Ceramic Cap 56 pF ATC Chip Cap 470 pF ATC Chip Cap 100 nF Ceramic Cap 2x330 nF / 500 V Cap 10 nF / 63 V Electrolityc Cap 47 Ohm Resistor 6.8K Ohm Chip Resistor 4.7K Ohm MultiTurns Trim Resistor 8.2K Ohm Resistor 3.3K Ohm / 5 W Resistor 6.8 V Zener Diode 20 nH Inductor 70 nH Inductor 30 nH Inductor 10 nH Inductor 15 nH Inductor 9/13 SD2932 TYPICAL BROADBAND DATA (88 - 108 MHz) Input Power vs Frequency 4 Power Gain vs Frequency 22 Pin , INPUT POWER (W) Vdd = 50V Idq = 200 mA Pout = 30 0W Gp , POWER GAIN (dB) 21 20 19 18 17 16 V dd = 50V I dq = 200 m A P out = 30 0W 3.5 3 2.5 85 90 95 100 105 110 85 90 95 100 105 110 FREQUENCY (MHz) FREQUENCY (MHz) Efficiency vs Frequency 80 Return Loss vs Frequency 0 RTL , RETURN LOSS (dB) 78 -2 -4 -6 -8 -10 -12 -14 -16 -18 -20 85 90 95 100 105 110 Vd d = 50V Id q = 200 m A Po ut = 30 0W Nd , EFFICIENCY (%) 76 74 72 70 68 66 64 62 60 85 90 95 100 105 110 Vdd = 50V Idq = 200 mA Pout = 30 0W FREQUENCY (MHz) FREQUENCY (MHz) 2nd Harmonic vs Frequency (88 - 108 MHz) -10 -12 -14 -16 -18 -20 -22 -24 -26 -28 -30 -32 -34 -36 85 3rd Harmonic vs Frequency (88 - 108) -10 -12 -14 -16 -18 -20 -22 -24 -26 -28 -30 -32 -34 -36 85 90 95 100 H2 , 2nd HARMONIC (dBc) Vdd = 50V Idq = 200 m A Pout = 30 0W H3 , 3rd HARMONIC (dBc) Vdd = 50V Idq = 200 mA Pout = 30 0W 90 95 100 105 110 105 110 FREQUENCY (MHz) FREQUENCY (MHz) 10/13 SD2932 88 - 108 MHz Circuit Layout (Engineering Fixture) 88 -108 MHz Circuit Layout Component Part List PCB T1 T2 / T3 T4 / T5 T6 FB1 C1 C5 / C6 C9 C10 C11 R1 R2 / R4 R3 R5 R6 R7 R8 D1 L1 L2 L3 1/32" Woven Fiberglass 0.030 Cu, 2 sides, er = 4.8 50 Ohm Flexible Coax Cable OD 0.06", 5"" Long 9:1 Transformer, 25 Ohm Flexible Coax Cable OD 0.1", 3.9". Ferrite Core NEOSIDE 4:1 Transformer, 25 Ohm Flexible Coax Cable OD 0.1", 5" Long 50 Ohm Flexible Coax Cable OD 0.1", 5" Long vk200 10 pF Ceramic Cap 1 nF ATC chip Cap 470 pF ATC Chip Cap 100 nF Chip Cap 100 uF / 63 V Electrolytic Cap 56 Ohm Resistor 10 Ohm Chip Resistor 10K Ohm Resistor 5.6 Ohm Resistor 10K Ohm, 10 Turn Trim Resistor 3.3K Ohm / 5 W Resistor 15 Ohm / 1 W Resistor 6.6 V Zener Diode 10 nH Inductor 40 nH Inductor 70 nH Inductor C2 / C3 / C4 / C7 / C8 1 nF Chip Cap 11/13 SD2932 12/13 SD2932 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a trademark of STMicroelectronics (c) 2000 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 13/13 |
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